发明授权
US4537720A N-substituted-2-(R)-(sulfinic acid)-3-(S)-(acylamino)-4-oxo-azetidines
and process
失效
N-取代-2-(R) - (亚磺酸)-3-(S) - (酰基氨基)-4-氧代 - 氮杂环丁烷和方法
- 专利标题: N-substituted-2-(R)-(sulfinic acid)-3-(S)-(acylamino)-4-oxo-azetidines and process
- 专利标题(中): N-取代-2-(R) - (亚磺酸)-3-(S) - (酰基氨基)-4-氧代 - 氮杂环丁烷和方法
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申请号: US560283申请日: 1983-12-12
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公开(公告)号: US4537720A公开(公告)日: 1985-08-27
- 发明人: David A. Hall
- 申请人: David A. Hall
- 申请人地址: IN Indianapolis
- 专利权人: Eli Lilly and Company
- 当前专利权人: Eli Lilly and Company
- 当前专利权人地址: IN Indianapolis
- 主分类号: C07D205/095
- IPC分类号: C07D205/095 ; C07D409/12 ; C07D498/04 ; C07D205/08 ; C07D403/12 ; C07D405/12
摘要:
N-substituted-2-(R)-(sulfinic acid)-3-(S)-(acylamino)-4-oxo-azetidines, which are useful as intermediates in 1-oxa .beta.-lactam antibiotics, are synthesized by electrolytic reduction of 7-(S)-acylamino-3-hydroxymethyl-3-cephem-4-carboxylic acid compounds.
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